Order Total From A Menu

Price a whole order against a menu you declare yourself as the dict {'coffee': 2.5, 'bagel': 1.75, 'soup': 4.0}. Input: the first line is a whole number n, then n pairs of lines, an item name and then a quantity as a whole number; read them with a bare input(), no prompts, using range(n). For each pair use in to check the key first: an item on the menu adds its price times the quantity to a running total, while an unknown item prints Unknown item: <name> immediately and adds nothing. After the last pair print Total: <value> with two decimals. Output: one line per unknown item, in input order, then the total line.